S
M
T
W
T
F
S
31
75°
49°
1
78°
61°
2
72°
50°
3
78°
43°
4
83°
49°
5
89°
53°
6
89°
60°
7
91°
62°
8
88°
58°
9
83°
66°
10
84°
67°
11
89°
70°
12
94°
69°
13
93°
68°
14
92°
66°
15
89°
65°
16
87°
64°
17
85°
64°
18
84°
65°
19
87°
65°
20
90°
66°
21
89°
65°
22
90°
67°
23
89°
67°
24
90°
66°
25
90°
67°
26
91°
68°
27
91°
68°
28
90°
67°
29
91°
68°
30
91°
68°
1
88°
67°
2
91°
69°
3
92°
68°
4
92°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Flat Rock
Flat Rock's June 2026 forecast shows daily high temperatures ranging from 83° to 94°, with overnight lows between 58° and 70°. The average high for June is 89° with an average low of 67°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how June weather will actually feel in Flat Rock. See also: July | August | September.